import AppKit @MainActorfunc showAbout() {    NSApp.activate(ignoringOtherApps: true)     let version = Bundle.main.object(forInfoDictionaryKey: "CFBundleShortVersionString") as? String ?? "–"    let build = Bundle.main.object(forInfoDictionaryKey: "CFBundleVersion") as? String ?? ""    let versionString = build.isEmpty ? version : "\(version) (\(build))"    let buildTimestamp = Bundle.main.object(forInfoDictionaryKey: "CodexBuildTimestamp") as? String    let gitCommit = Bundle.main.object(forInfoDictionaryKey: "CodexGitCommit") as? String     let separator = NSAttributedString(string: " · ", attributes: [        .font: NSFont.systemFont(ofSize: NSFont.smallSystemFontSize),    ])     func makeLink(_ title: String, urlString: String) -> NSAttributedString {        NSAttributedString(string: title, attributes: [            .link: URL(string: urlString) as Any,            .font: NSFont.systemFont(ofSize: NSFont.smallSystemFontSize),        ])    }     let credits = NSMutableAttributedString(string: "Peter Steinberger — MIT License\n")    credits.append(makeLink("GitHub", urlString: "https://github.com/steipete/CodexBar"))    credits.append(separator)    credits.append(makeLink("Website", urlString: "https://codexbar.app"))    credits.append(separator)    credits.append(makeLink("Twitter", urlString: "https://twitter.com/steipete"))    credits.append(separator)    credits.append(makeLink("Email", urlString: "mailto:peter@steipete.me"))    if let buildTimestamp, let formatted = formattedBuildTimestamp(buildTimestamp) {        var builtLine = "Built \(formatted)"        if let gitCommit, !gitCommit.isEmpty, gitCommit != "unknown" {            builtLine += " (\(gitCommit)"            #if DEBUG            builtLine += " DEBUG BUILD"            #endif            builtLine += ")"        }        credits.append(NSAttributedString(string: "\n\(builtLine)", attributes: [            .font: NSFont.systemFont(ofSize: NSFont.smallSystemFontSize),            .foregroundColor: NSColor.secondaryLabelColor,        ]))    }     let options: [NSApplication.AboutPanelOptionKey: Any] = [        .applicationName: "CodexBar",        .applicationVersion: versionString,        .version: versionString,        .credits: credits,        .applicationIcon: (NSApplication.shared.applicationIconImage ?? NSImage()) as Any,    ]     NSApp.orderFrontStandardAboutPanel(options: options)     // Remove the focus ring around the app icon in the standard About panel for a cleaner look.    if let aboutPanel = NSApp.windows.first(where: { $0.className.contains("About") }) {        removeFocusRings(in: aboutPanel.contentView)    }} private func formattedBuildTimestamp(_ timestamp: String) -> String? {    let parser = ISO8601DateFormatter()    parser.formatOptions = [.withInternetDateTime]    guard let date = parser.date(from: timestamp) else { return timestamp }     let formatter = DateFormatter()    formatter.dateStyle = .medium    formatter.timeStyle = .short    formatter.locale = .current    return formatter.string(from: date)} @MainActorprivate func removeFocusRings(in view: NSView?) {    guard let view else { return }    if let imageView = view as? NSImageView {        imageView.focusRingType = .none    }    for subview in view.subviews {        removeFocusRings(in: subview)    }}